News tagged with radiation

SDO: Images of a mid-level solar flare

The sun emitted a mid-level solar flare, peaking at 3:33 a.m EDT on Aug. 24, 2015. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event. Solar flares are powerful bursts of radiation. ...

dateAug 24, 2015 in Space Exploration
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NASA telescopes set limits on space-time quantum 'foam'

A team of scientists has used X-ray and gamma-ray observations of some of the most distant objects in the universe to better understand the nature of space and time. Their results set limits on the quantum nature, or "foaminess," ...

dateMay 28, 2015 in Astronomy
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